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#!/usr/bin/python
# This program is free software: you can redistribute it and/or modify it
# under the terms of the the GNU General Public License version 3, as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranties of
# MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
# PURPOSE. See the applicable version of the GNU General Public
# License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# Copyright (C) 2014 Canonical, Ltd.
import os
import shutil
import sys
import tempfile
from launchpadlib.launchpad import Launchpad
from argparse import ArgumentParser
from subprocess import check_call, PIPE
CITRAIN = 'ci-train-ppa-service'
def get_silo_source_packages(lp, distro, silo):
distribution = lp.distributions[distro]
citrain = lp.people[CITRAIN]
silo_ppa = citrain.getPPAByName(
distribution=distribution,
name=silo.split('/')[1]
)
silo_sources = {}
for source in silo_ppa.getPublishedSources(status='Published'):
silo_sources[source.source_package_name] = source
return silo_sources
def get_archive_source_packages(lp, distro, source_packages):
distribution = lp.distributions[distro]
archive_sources = {}
for source in source_packages:
archive_source = distribution.main_archive.getPublishedSources(
source_name=source,
exact_match=True,
distro_series=distribution.current_series,
status='Published'
)[0]
archive_sources[source] = archive_source
return archive_sources
def get_dsc_files(silo_sources, archive_sources):
dsc_files = {}
for source in silo_sources:
silo_source_dsc = [dsc for dsc in
silo_sources[source].sourceFileUrls()
if dsc.endswith('.dsc')][0]
archive_source_dsc = [dsc for dsc in
archive_sources[source].sourceFileUrls()
if dsc.endswith('.dsc')][0]
dsc_files[source] = (silo_source_dsc, archive_source_dsc)
return dsc_files
def diff_package(dsc_files):
# Download both dsc files to it
temp_dir = tempfile.mkdtemp()
os.chdir(temp_dir)
check_call(['dget', '-u', dsc_files[0]], stdout=PIPE, stderr=PIPE)
check_call(['dget', '-u', dsc_files[1]], stdout=PIPE, stderr=PIPE)
silo_dsc_file = dsc_files[0].split('/')[-1]
archive_dsc_file = dsc_files[1].split('/')[-1]
# Debdiff them
check_call('debdiff --auto-ver-sort %s %s; true' % (archive_dsc_file,
silo_dsc_file),
shell=True)
shutil.rmtree(temp_dir)
def main():
parser = ArgumentParser("Get the proper diff of a silo")
parser.add_argument("silo",
help="The name of the silo, e.g. "
"ubuntu-rtm/landing-001")
args = parser.parse_args()
lp = Launchpad.login_anonymously(sys.argv[0], 'production')
distro = args.silo.split('/')[0]
silo_src_pkgs = get_silo_source_packages(lp, distro, args.silo)
archive_src_pkgs = get_archive_source_packages(lp, distro, silo_src_pkgs)
dsc_files = get_dsc_files(silo_src_pkgs, archive_src_pkgs)
if dsc_files:
for source_package in dsc_files:
diff_package(dsc_files[source_package])
else:
print("%s contains no source packages at the moment." % args.silo)
if __name__ == "__main__":
sys.exit(main())
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